Food slicer



FIG. 1 illustrates a top view of the claimed design for a food slicer;

FIG. 2 illustrates a front view thereof;

FIG. 3 illustrates a left-side view thereof;

FIG. 4 illustrates a right-side view thereof;

FIG. 5 illustrates a rear view thereof;

FIG. 6 illustrates a bottom view thereof;

FIG. 7 illustrates a cross-sectional view thereof, taken along line 7-7 of FIG. 1;

FIG. 8 illustrates a perspective view in a closed state thereof; and,

FIG. 9 illustrates a perspective view in an open state thereof. 

The ornamental design for a food slicer, as shown and described. 